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Diffstat (limited to 'src/third_party/boost/libs/filesystem/v2/test/operations_test.cpp')
| -rw-r--r-- | src/third_party/boost/libs/filesystem/v2/test/operations_test.cpp | 953 |
1 files changed, 953 insertions, 0 deletions
diff --git a/src/third_party/boost/libs/filesystem/v2/test/operations_test.cpp b/src/third_party/boost/libs/filesystem/v2/test/operations_test.cpp new file mode 100644 index 00000000000..c61f8b249fa --- /dev/null +++ b/src/third_party/boost/libs/filesystem/v2/test/operations_test.cpp @@ -0,0 +1,953 @@ +// Boost operations_test.cpp -----------------------------------------------// + +// Copyright Beman Dawes 2002. + +// Distributed under the Boost Software License, Version 1.0. (See accompanying +// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) + +// See library home page at http://www.boost.org/libs/filesystem + +#define BOOST_FILESYSTEM_VERSION 2 + +#include <boost/config/warning_disable.hpp> + +// See deprecated_test for tests of deprecated features +#ifndef BOOST_FILESYSTEM_NO_DEPRECATED +# define BOOST_FILESYSTEM_NO_DEPRECATED +#endif +#ifndef BOOST_SYSTEM_NO_DEPRECATED +# define BOOST_SYSTEM_NO_DEPRECATED +#endif + +#include <boost/filesystem/operations.hpp> +#include <boost/filesystem/convenience.hpp> +#include <boost/cerrno.hpp> +namespace fs = boost::filesystem; + +#include <boost/config.hpp> +#include <boost/detail/lightweight_test.hpp> +#include <boost/detail/lightweight_main.hpp> + +using boost::system::error_code; +using boost::system::system_category; +using boost::system::system_error; + +#include <fstream> +#include <iostream> +#include <string> +#include <cstring> // for strncmp, etc. +#include <ctime> +#include <cstdlib> // for system() + +#ifndef BOOST_FILESYSTEM2_NARROW_ONLY +# define BOOST_BND(BOOST_FUNC_TO_DO) BOOST_FUNC_TO_DO<fs::path> +#else +# define BOOST_BND(BOOST_FUNC_TO_DO) BOOST_FUNC_TO_DO +#endif + +// VC++ 7.0 and earlier has a serious namespace bug that causes a clash +// between boost::filesystem::is_empty and the unrelated type trait +// boost::is_empty. +#if !defined( BOOST_MSVC ) || BOOST_MSVC > 1300 +# define BOOST_FS_IS_EMPTY fs::is_empty +#else +# define BOOST_FS_IS_EMPTY fs::_is_empty +#endif + +# ifdef BOOST_NO_STDC_NAMESPACE + namespace std { using ::asctime; using ::gmtime; using ::localtime; + using ::difftime; using ::time; using ::tm; using ::mktime; using ::system; } +# endif + +#ifdef BOOST_WINDOWS_API +# include <windows.h> +#endif + +#define CHECK_EXCEPTION(Functor,Expect) throws_fs_error(Functor,Expect,__LINE__) + +namespace +{ + typedef int errno_t; + std::string platform( BOOST_PLATFORM ); + bool report_throws; + fs::directory_iterator end_itr; + + unsigned short language_id; // 0 except for Windows + + const char * temp_dir_name = "v2_operations_test"; + + void create_file( const fs::path & ph, const std::string & contents ) + { + std::ofstream f( ph.file_string().c_str() ); + if ( !f ) + BOOST_FILESYSTEM_THROW( fs::filesystem_error( "operations_test create_file", + ph, error_code(errno, system_category()) ) ); + if ( !contents.empty() ) f << contents; + } + + void verify_file( const fs::path & ph, const std::string & expected ) + { + std::ifstream f( ph.file_string().c_str() ); + if ( !f ) + BOOST_FILESYSTEM_THROW( fs::filesystem_error( "operations_test verify_file", + ph, error_code(errno, system_category()) ) ); + std::string contents; + f >> contents; + if ( contents != expected ) + BOOST_FILESYSTEM_THROW( fs::filesystem_error( "operations_test verify_file contents \"" + + contents + "\" != \"" + expected + "\"", ph, error_code() ) ); + } + + template< typename F > + bool throws_fs_error( F func, errno_t en, int line ) + { + try { func(); } + + catch ( const fs::filesystem_error & ex ) + { + if ( report_throws ) + { + // use the what() convenience function to display exceptions + std::cout << "\n" << ex.what() << "\n"; + } + if ( en == 0 + || en == ex.code().default_error_condition().value() ) return true; + std::cout + << "\nWarning: line " << line + << " exception reports default_error_condition().value() " << ex.code().default_error_condition().value() + << ", should be " << en + << "\n value() is " << ex.code().value() + << std::endl; + return true; + } + return false; + } + + // compile-only two argument "do-the-right-thing" tests + // verifies that all overload combinations compile without error + void do_not_call() + { + fs::path p; + std::string s; + const char * a = 0; + fs::copy_file( p, p ); + fs::copy_file( s, p ); + fs::copy_file( a, p ); + fs::copy_file( p, s ); + fs::copy_file( p, a ); + fs::copy_file( s, s ); + fs::copy_file( a, s ); + fs::copy_file( s, a ); + fs::copy_file( a, a ); + } + + void exception_tests() + { + bool exception_thrown; + exception_thrown = false; + try + { + fs::create_directory( "no-such-dir/foo/bar" ); + } + catch ( std::runtime_error x ) + { + exception_thrown = true; + if ( report_throws ) std::cout << x.what() << std::endl; + if ( platform == "Windows" && language_id == 0x0409 ) // English (United States) + // the stdcxx standard library apparently appends additional info + // to what(), so check only the initial portion: + BOOST_TEST( std::strncmp( x.what(), + "boost::filesystem::create_directory", + sizeof("boost::filesystem::create_directory")-1 ) == 0 ); + } + BOOST_TEST( exception_thrown ); + + exception_thrown = false; + try + { + fs::create_directory( "no-such-dir/foo/bar" ); + } + catch ( system_error x ) + { + exception_thrown = true; + if ( report_throws ) std::cout << x.what() << std::endl; + if ( platform == "Windows" && language_id == 0x0409 ) // English (United States) + BOOST_TEST( std::strcmp( x.what(), + "boost::filesystem::create_directory: The system cannot find the path specified" ) == 0 ); + } + BOOST_TEST( exception_thrown ); + + exception_thrown = false; + try + { + fs::create_directory( "no-such-dir/foo/bar" ); + } + catch ( fs::filesystem_error x ) + { + exception_thrown = true; + if ( report_throws ) std::cout << x.what() << std::endl; + if ( platform == "Windows" && language_id == 0x0409 ) // English (United States) + { + bool ok ( std::strcmp( x.what(), + "boost::filesystem::create_directory: The system cannot find the path specified: \"no-such-dir\\foo\\bar\"" ) == 0 ); + BOOST_TEST( ok ); + if ( !ok ) + { + std::cout << "what returns \"" << x.what() << "\"" << std::endl; + } + } + } + BOOST_TEST( exception_thrown ); + + exception_thrown = false; + try + { + fs::create_directory( "no-such-dir/foo/bar" ); + } + catch ( const fs::filesystem_error & x ) + { + exception_thrown = true; + if ( report_throws ) std::cout << x.what() << std::endl; + if ( platform == "Windows" && language_id == 0x0409 ) // English (United States) + { + bool ok ( std::strcmp( x.what(), + "boost::filesystem::create_directory: The system cannot find the path specified: \"no-such-dir\\foo\\bar\"" ) == 0 ); + BOOST_TEST( ok ); + if ( !ok ) + { + std::cout << "what returns \"" << x.what() << "\"" << std::endl; + } + } + } + BOOST_TEST( exception_thrown ); + } + + void bad_file_size() + { + fs::file_size( " No way, Jose" ); + } + + void bad_directory_size() + { + fs::file_size( fs::current_path<fs::path>() ); + } + + fs::path bad_create_directory_path; + void bad_create_directory() + { + fs::create_directory( bad_create_directory_path ); + } + + void bad_equivalent() + { + fs::equivalent( "no-such-path", "another-not-present-path" ); + } + + fs::path bad_remove_dir; + void bad_remove() + { + fs::remove( bad_remove_dir ); + } + + class renamer + { + public: + renamer( const fs::path & p1, const fs::path & p2 ) + : from(p1), to(p2) {} + void operator()() + { + fs::rename( from, to ); + } + private: + fs::path from; + fs::path to; + }; + +} // unnamed namespace + +// main ------------------------------------------------------------------------------// + +int cpp_main( int argc, char * argv[] ) +{ + if ( argc > 1 && *argv[1]=='-' && *(argv[1]+1)=='t' ) report_throws = true; + + // The choice of platform is make at runtime rather than compile-time + // so that compile errors for all platforms will be detected even though + // only the current platform is runtime tested. +# if defined( BOOST_POSIX_API ) + platform = "POSIX"; +# elif defined( BOOST_WINDOWS_API ) + platform = "Windows"; +# if !defined(__MINGW32__) && !defined(__CYGWIN__) + language_id = ::GetUserDefaultUILanguage(); +# else + language_id = 0x0409; // Assume US English +# endif +# else +# error API should always be defined. Something is wrong with boost/system/api_config.hpp +# endif + std::cout << "API is " << platform << std::endl; + + exception_tests(); + + std::cout << "\ninitial_path<path>().string() is\n \"" + << fs::initial_path<fs::path>().string() + << "\"\n"; + std::cout << "\ninitial_path<fs::path>().file_string() is\n \"" + << fs::initial_path<fs::path>().file_string() + << "\"\n\n"; + BOOST_TEST( fs::initial_path<fs::path>().is_complete() ); + BOOST_TEST( fs::current_path<fs::path>().is_complete() ); + BOOST_TEST( fs::initial_path<fs::path>().string() + == fs::current_path<fs::path>().string() ); + + BOOST_TEST( fs::complete( "" ).empty() ); + BOOST_TEST( fs::complete( "/" ).string() == fs::initial_path<fs::path>().root_path().string() ); + BOOST_TEST( fs::complete( "foo" ).string() == fs::initial_path<fs::path>().string()+"/foo" ); + BOOST_TEST( fs::complete( "/foo" ).string() == fs::initial_path<fs::path>().root_path().string()+"foo" ); + BOOST_TEST( fs::complete( "foo", fs::path( "//net/bar" ) ).string() + == "//net/bar/foo" ); + + // predicate and status tests + BOOST_TEST( fs::exists( "/" ) ); + fs::path ng( " no-way, Jose" ); + BOOST_TEST( !fs::exists( ng ) ); + BOOST_TEST( !fs::is_directory( ng ) ); + BOOST_TEST( !fs::is_regular_file( ng ) ); + BOOST_TEST( !fs::is_symlink( ng ) ); + fs::file_status stat( fs::status( ng ) ); + BOOST_TEST( fs::status_known( stat ) ); + BOOST_TEST( !fs::exists( stat ) ); + BOOST_TEST( !fs::is_directory( stat ) ); + BOOST_TEST( !fs::is_regular_file( stat ) ); + BOOST_TEST( !fs::is_other( stat ) ); + BOOST_TEST( !fs::is_symlink( stat ) ); + stat = fs::status( "" ); + BOOST_TEST( fs::status_known( stat ) ); + BOOST_TEST( !fs::exists( stat ) ); + BOOST_TEST( !fs::is_directory( stat ) ); + BOOST_TEST( !fs::is_regular_file( stat ) ); + BOOST_TEST( !fs::is_other( stat ) ); + BOOST_TEST( !fs::is_symlink( stat ) ); + + fs::path dir( fs::initial_path<fs::path>() / temp_dir_name ); + + if ( fs::exists( dir ) ) + fs::remove_all( dir ); // remove residue from prior failed tests + BOOST_TEST( !fs::exists( dir ) ); + + // create a directory, then check it for consistency + // take extra care to report problems, since if this fails + // many subsequent tests will fail + try + { + fs::create_directory( dir ); + } + + catch ( const fs::filesystem_error & x ) + { + std::cout << x.what() << "\n\n" + "***** Creating directory " << dir.string() << " failed. *****\n" + "***** This is a serious error that will prevent further tests *****\n" + "***** from returning useful results. Further testing is aborted. *****\n\n"; + return 1; + } + + catch ( ... ) + { + std::cout << "\n\n" + "***** Creating directory " << dir.string() << " failed. *****\n" + "***** This is a serious error that will prevent further tests *****\n" + "***** from returning useful results. Further testing is aborted. *****\n\n"; + return 1; + } + + BOOST_TEST( fs::exists( dir ) ); + BOOST_TEST( BOOST_FS_IS_EMPTY( dir ) ); + BOOST_TEST( fs::is_directory( dir ) ); + BOOST_TEST( !fs::is_regular_file( dir ) ); + BOOST_TEST( !fs::is_other( dir ) ); + BOOST_TEST( !fs::is_symlink( dir ) ); + stat = fs::status( dir ); + BOOST_TEST( fs::exists( stat ) ); + BOOST_TEST( fs::is_directory( stat ) ); + BOOST_TEST( !fs::is_regular_file( stat ) ); + BOOST_TEST( !fs::is_other( stat ) ); + BOOST_TEST( !fs::is_symlink( stat ) ); + + // Windows only tests + if ( platform == "Windows" ) + { + BOOST_TEST( !fs::exists( fs::path( "//share-not" ) ) ); + BOOST_TEST( !fs::exists( fs::path( "//share-not/" ) ) ); + BOOST_TEST( !fs::exists( fs::path( "//share-not/foo" ) ) ); + BOOST_TEST( !fs::exists( "tools/jam/src/:sys:stat.h" ) ); // !exists() if ERROR_INVALID_NAME + BOOST_TEST( !fs::exists( ":sys:stat.h" ) ); // !exists() if ERROR_INVALID_PARAMETER + BOOST_TEST( !fs::exists( "1:/" ) ); + BOOST_TEST( dir.string().size() > 1 + && dir.string()[1] == ':' ); // verify path includes drive + + BOOST_TEST( fs::system_complete( "" ).empty() ); + BOOST_TEST( fs::system_complete( "/" ).string() + == fs::initial_path<fs::path>().root_path().string() ); + BOOST_TEST( fs::system_complete( "foo" ).string() + == fs::initial_path<fs::path>().string()+"/foo" ); + BOOST_TEST( fs::system_complete( "/foo" ).string() + == fs::initial_path<fs::path>().root_path().string()+"foo" ); + BOOST_TEST( fs::complete( fs::path( "c:/" ) ).string() + == "c:/" ); + BOOST_TEST( fs::complete( fs::path( "c:/foo" ) ).string() + == "c:/foo" ); + + BOOST_TEST( fs::system_complete( fs::path( fs::initial_path<fs::path>().root_name() ) ).string() == fs::initial_path<fs::path>().string() ); + BOOST_TEST( fs::system_complete( fs::path( fs::initial_path<fs::path>().root_name() + + "foo" ) ).string() == fs::initial_path<fs::path>().string()+"/foo" ); + BOOST_TEST( fs::system_complete( fs::path( "c:/" ) ).string() + == "c:/" ); + BOOST_TEST( fs::system_complete( fs::path( "c:/foo" ) ).string() + == "c:/foo" ); + BOOST_TEST( fs::system_complete( fs::path( "//share" ) ).string() + == "//share" ); + } // Windows + + else if ( platform == "POSIX" ) + { + BOOST_TEST( fs::system_complete( "" ).empty() ); + BOOST_TEST( fs::initial_path<fs::path>().root_path().string() == "/" ); + BOOST_TEST( fs::system_complete( "/" ).string() == "/" ); + BOOST_TEST( fs::system_complete( "foo" ).string() + == fs::initial_path<fs::path>().string()+"/foo" ); + BOOST_TEST( fs::system_complete( "/foo" ).string() + == fs::initial_path<fs::path>().root_path().string()+"foo" ); + } // POSIX + + // the bound functions should throw, so CHECK_EXCEPTION() should return true + BOOST_TEST( CHECK_EXCEPTION( bad_file_size, ENOENT ) ); + + // test path::exception members + try { fs::file_size( ng ); } // will throw + + catch ( const fs::filesystem_error & ex ) + { + BOOST_TEST( ex.path1().string() == " no-way, Jose" ); + } + // several functions give unreasonable results if uintmax_t isn't 64-bits + std::cout << "sizeof(boost::uintmax_t) = " << sizeof(boost::uintmax_t) << '\n'; + BOOST_TEST( sizeof( boost::uintmax_t ) >= 8 ); + + // set the current directory, then check it for consistency + fs::path original_dir = fs::current_path<fs::path>(); + BOOST_TEST( dir != original_dir ); + fs::current_path( dir ); + BOOST_TEST( fs::current_path<fs::path>() == dir ); + BOOST_TEST( fs::current_path<fs::path>() != original_dir ); + fs::current_path( original_dir ); + BOOST_TEST( fs::current_path<fs::path>() == original_dir ); + BOOST_TEST( fs::current_path<fs::path>() != dir ); + // make sure the overloads work + fs::current_path( dir.string().c_str() ); + BOOST_TEST( fs::current_path<fs::path>() == dir ); + BOOST_TEST( fs::current_path<fs::path>() != original_dir ); + fs::current_path( original_dir.string() ); + BOOST_TEST( fs::current_path<fs::path>() == original_dir ); + BOOST_TEST( fs::current_path<fs::path>() != dir ); + + // make some reasonable assuptions for testing purposes + fs::space_info spi( fs::space( dir ) ); + BOOST_TEST( spi.capacity > 1000000 ); + BOOST_TEST( spi.free > 1000 ); + BOOST_TEST( spi.capacity > spi.free ); + BOOST_TEST( spi.free >= spi.available ); + + // it is convenient to display space, but older VC++ versions choke +# if !defined(BOOST_MSVC) || _MSC_VER >= 1300 // 1300 == VC++ 7.0 + std::cout << " capacity = " << spi.capacity << '\n'; + std::cout << " free = " << spi.free << '\n'; + std::cout << "available = " << spi.available << '\n'; +# endif + + if ( platform == "Windows" ) + BOOST_TEST( CHECK_EXCEPTION( bad_directory_size, ENOENT ) ); + else + BOOST_TEST( CHECK_EXCEPTION( bad_directory_size, 0 ) ); + BOOST_TEST( !fs::create_directory( dir ) ); + + BOOST_TEST( !fs::is_symlink( dir ) ); + BOOST_TEST( !fs::is_symlink( "nosuchfileordirectory" ) ); + + fs::path d1( dir / "d1" ); + BOOST_TEST( fs::create_directory( d1 ) ); + BOOST_TEST( fs::exists( d1 ) ); + BOOST_TEST( fs::is_directory( d1 ) ); + BOOST_TEST( BOOST_FS_IS_EMPTY( d1 ) ); + +// boost::function_requires< boost::InputIteratorConcept< fs::directory_iterator > >(); + + bool dir_itr_exception(false); + try { fs::directory_iterator it( "" ); } + catch ( const fs::filesystem_error & ) { dir_itr_exception = true; } + BOOST_TEST( dir_itr_exception ); + + dir_itr_exception = false; + try { fs::directory_iterator it( "nosuchdirectory" ); } + catch ( const fs::filesystem_error & ) { dir_itr_exception = true; } + BOOST_TEST( dir_itr_exception ); + + dir_itr_exception = false; + try + { + error_code ec; + fs::directory_iterator it( "nosuchdirectory", ec ); + BOOST_TEST( ec ); + BOOST_TEST( ec == fs::detail::not_found_error() ); + } + catch ( const fs::filesystem_error & ) { dir_itr_exception = true; } + BOOST_TEST( !dir_itr_exception ); + + { + // probe query function overloads + fs::directory_iterator dir_itr( dir ); + BOOST_TEST( fs::is_directory( *dir_itr ) ); + BOOST_TEST( fs::is_directory( dir_itr->status() ) ); + BOOST_TEST( fs::is_directory( fs::symlink_status(*dir_itr) ) ); + BOOST_TEST( fs::is_directory( dir_itr->symlink_status() ) ); + BOOST_TEST( dir_itr->path().filename() == "d1" ); + } + + // create a second directory named d2 + fs::path d2( dir / "d2" ); + fs::create_directory(d2 ); + BOOST_TEST( fs::exists( d2 ) ); + BOOST_TEST( fs::is_directory( d2 ) ); + + // test the basic operation of directory_iterators, and test that + // stepping one iterator doesn't affect a different iterator. + { + fs::directory_iterator dir_itr( dir ); + BOOST_TEST( fs::exists(dir_itr->status()) ); + BOOST_TEST( fs::is_directory(dir_itr->status()) ); + BOOST_TEST( !fs::is_regular_file(dir_itr->status()) ); + BOOST_TEST( !fs::is_other(dir_itr->status()) ); + BOOST_TEST( !fs::is_symlink(dir_itr->status()) ); + + fs::directory_iterator dir_itr2( dir ); + BOOST_TEST( dir_itr->path().filename() == "d1" + || dir_itr->path().filename() == "d2" ); + BOOST_TEST( dir_itr2->path().filename() == "d1" || dir_itr2->path().filename() == "d2" ); + if ( dir_itr->path().filename() == "d1" ) + { + BOOST_TEST( (++dir_itr)->path().filename() == "d2" ); + BOOST_TEST( dir_itr2->path().filename() == "d1" ); + BOOST_TEST( (++dir_itr2)->path().filename() == "d2" ); + } + else + { + BOOST_TEST( dir_itr->path().filename() == "d2" ); + BOOST_TEST( (++dir_itr)->path().filename() == "d1" ); + BOOST_TEST( (dir_itr2)->path().filename() == "d2" ); + BOOST_TEST( (++dir_itr2)->path().filename() == "d1" ); + } + BOOST_TEST( ++dir_itr == fs::directory_iterator() ); + BOOST_TEST( dir_itr2 != fs::directory_iterator() ); + BOOST_TEST( ++dir_itr2 == fs::directory_iterator() ); + } + + { // *i++ must work to meet the standard's InputIterator requirements + fs::directory_iterator dir_itr( dir ); + BOOST_TEST( dir_itr->path().filename() == "d1" + || dir_itr->path().filename() == "d2" ); + if ( dir_itr->path().filename() == "d1" ) + { + BOOST_TEST( (*dir_itr++).path().filename() == "d1" ); + BOOST_TEST( dir_itr->path().filename() == "d2" ); + } + else + { + // Check C++98 input iterator requirements + BOOST_TEST( (*dir_itr++).path().filename() == "d2" ); + // input iterator requirements in the current WP would require this check: + // BOOST_TEST( implicit_cast<std::string const&>(*dir_itr++).filename() == "d1" ); + + BOOST_TEST( dir_itr->path().filename() == "d1" ); + } + + // test case reported in comment to SourceForge bug tracker [937606] + fs::directory_iterator it( dir ); + const fs::path p1 = *it++; + BOOST_TEST( it != fs::directory_iterator() ); + const fs::path p2 = *it++; + BOOST_TEST( p1 != p2 ); + BOOST_TEST( it == fs::directory_iterator() ); + } + + // Windows has a tricky special case when just the root-name is given, + // causing the rest of the path to default to the current directory. + // Reported as S/F bug [ 1259176 ] + if ( platform == "Windows" ) + { + fs::path root_name_path( fs::current_path<fs::path>().root_name() ); + fs::directory_iterator it( root_name_path ); + BOOST_TEST( it != fs::directory_iterator() ); + BOOST_TEST( fs::exists( *it ) ); + BOOST_TEST( it->path().parent_path() == root_name_path ); + bool found(false); + do + { + if ( it->path().filename() == temp_dir_name ) found = true; + } while ( ++it != fs::directory_iterator() ); + BOOST_TEST( found ); + } + + // create an empty file named "f0" + fs::path file_ph( dir / "f0"); + create_file( file_ph, "" ); + BOOST_TEST( fs::exists( file_ph ) ); + BOOST_TEST( !fs::is_directory( file_ph ) ); + BOOST_TEST( fs::is_regular_file( file_ph ) ); + BOOST_TEST( BOOST_FS_IS_EMPTY( file_ph ) ); + BOOST_TEST( fs::file_size( file_ph ) == 0 ); + bad_create_directory_path = file_ph; + BOOST_TEST( CHECK_EXCEPTION( bad_create_directory, EEXIST ) ); + stat = fs::status( file_ph ); + BOOST_TEST( fs::status_known( stat ) ); + BOOST_TEST( fs::exists( stat ) ); + BOOST_TEST( !fs::is_directory( stat ) ); + BOOST_TEST( fs::is_regular_file( stat ) ); + BOOST_TEST( !fs::is_other( stat ) ); + BOOST_TEST( !fs::is_symlink( stat ) ); + + // create a file named "f1" + file_ph = dir / "f1"; + create_file( file_ph, "foobar1" ); + + BOOST_TEST( fs::exists( file_ph ) ); + BOOST_TEST( !fs::is_directory( file_ph ) ); + BOOST_TEST( fs::is_regular_file( file_ph ) ); + BOOST_TEST( fs::file_size( file_ph ) == 7 ); + verify_file( file_ph, "foobar1" ); + + // equivalence tests + BOOST_TEST( CHECK_EXCEPTION( bad_equivalent, ENOENT ) ); + BOOST_TEST( fs::equivalent( file_ph, dir / "f1" ) ); + BOOST_TEST( fs::equivalent( dir, d1 / ".." ) ); + BOOST_TEST( !fs::equivalent( file_ph, dir ) ); + BOOST_TEST( !fs::equivalent( dir, file_ph ) ); + BOOST_TEST( !fs::equivalent( d1, d2 ) ); + BOOST_TEST( !fs::equivalent( dir, ng ) ); + BOOST_TEST( !fs::equivalent( ng, dir ) ); + BOOST_TEST( !fs::equivalent( file_ph, ng ) ); + BOOST_TEST( !fs::equivalent( ng, file_ph ) ); + + // hard link tests + fs::path from_ph( dir / "f3" ); + BOOST_TEST( !fs::exists( from_ph ) ); + BOOST_TEST( fs::exists( file_ph ) ); + bool create_hard_link_ok(true); + try { fs::create_hard_link( file_ph, from_ph ); } + catch ( const fs::filesystem_error & ex ) + { + create_hard_link_ok = false; + std::cout + << "create_hard_link() attempt failed\n" + << "filesystem_error.what() reports: " << ex.what() << '\n' + << "create_hard_link() may not be supported on this file system\n"; + } + + if ( create_hard_link_ok ) + { + std::cout << "create_hard_link(\"" << file_ph << "\", \"" + << from_ph << "\") succeeded\n"; + BOOST_TEST( fs::exists( from_ph ) ); + BOOST_TEST( fs::exists( file_ph ) ); + BOOST_TEST( fs::equivalent( from_ph, file_ph ) ); + } + + error_code ec; + BOOST_TEST( fs::create_hard_link( fs::path("doesnotexist"), + fs::path("shouldnotwork"), ec ) ); + BOOST_TEST( ec ); + + // symbolic link tests + from_ph = dir / "f4"; + BOOST_TEST( !fs::exists( from_ph ) ); + BOOST_TEST( fs::exists( file_ph ) ); + bool create_symlink_ok(true); + try { fs::create_symlink( file_ph, from_ph ); } + catch ( const fs::filesystem_error & ex ) + { + create_symlink_ok = false; + std::cout + << "create_symlink() attempt failed\n" + << "filesystem_error.what() reports: " << ex.what() << '\n' + << "create_symlink() may not be supported on this file system\n"; + } + + if ( create_symlink_ok ) + { + std::cout << "create_symlink() succeeded\n"; + BOOST_TEST( fs::exists( from_ph ) ); + BOOST_TEST( fs::is_symlink( from_ph ) ); + BOOST_TEST( fs::exists( file_ph ) ); + BOOST_TEST( fs::equivalent( from_ph, file_ph ) ); + stat = fs::symlink_status( from_ph ); + BOOST_TEST( fs::exists( stat ) ); + BOOST_TEST( !fs::is_directory( stat ) ); + BOOST_TEST( !fs::is_regular_file( stat ) ); + BOOST_TEST( !fs::is_other( stat ) ); + BOOST_TEST( fs::is_symlink( stat ) ); + } + + ec = error_code(); + BOOST_TEST( fs::create_symlink( "doesnotexist", "", ec ) ); + BOOST_TEST( ec ); + + // there was an inital bug in directory_iterator that caused premature + // close of an OS handle. This block will detect regression. + { + fs::directory_iterator di; + { di = fs::directory_iterator( dir ); } + BOOST_TEST( ++di != fs::directory_iterator() ); + } + + // copy_file() tests + std::cout << "begin copy_file test..." << std::endl; + fs::copy_file( file_ph, d1 / "f2" ); + std::cout << "copying complete" << std::endl; + BOOST_TEST( fs::exists( file_ph ) ); + BOOST_TEST( fs::exists( d1 / "f2" ) ); + BOOST_TEST( !fs::is_directory( d1 / "f2" ) ); + verify_file( d1 / "f2", "foobar1" ); + + bool copy_ex_ok = false; + try { fs::copy_file( file_ph, d1 / "f2" ); } + catch ( const fs::filesystem_error & ) { copy_ex_ok = true; } + BOOST_TEST( copy_ex_ok ); + + copy_ex_ok = false; + try { fs::copy_file( file_ph, d1 / "f2", fs::copy_option::fail_if_exists ); } + catch ( const fs::filesystem_error & ) { copy_ex_ok = true; } + BOOST_TEST( copy_ex_ok ); + + copy_ex_ok = true; + try { fs::copy_file( file_ph, d1 / "f2", fs::copy_option::overwrite_if_exists ); } + catch ( const fs::filesystem_error & ) { copy_ex_ok = false; } + BOOST_TEST( copy_ex_ok ); + + std::cout << "copy_file test complete" << std::endl; + + // rename() test case numbers refer to operations.htm#rename table + + // [case 1] make sure can't rename() a non-existent file + BOOST_TEST( !fs::exists( d1 / "f99" ) ); + BOOST_TEST( !fs::exists( d1 / "f98" ) ); + renamer n1a( d1 / "f99", d1 / "f98" ); + BOOST_TEST( CHECK_EXCEPTION( n1a, ENOENT ) ); + renamer n1b( fs::path(""), d1 / "f98" ); + BOOST_TEST( CHECK_EXCEPTION( n1b, ENOENT ) ); + + // [case 2] rename() target.empty() + renamer n2( file_ph, "" ); + BOOST_TEST( CHECK_EXCEPTION( n2, ENOENT ) ); + + // [case 3] make sure can't rename() to an existent file or directory + BOOST_TEST( fs::exists( dir / "f1" ) ); + BOOST_TEST( fs::exists( d1 / "f2" ) ); + renamer n3a( dir / "f1", d1 / "f2" ); + BOOST_TEST( CHECK_EXCEPTION( n3a, EEXIST ) ); + // several POSIX implementations (cygwin, openBSD) report ENOENT instead of EEXIST, + // so we don't verify error type on the above test. + renamer n3b( dir, d1 ); + BOOST_TEST( CHECK_EXCEPTION( n3b, 0 ) ); + + // [case 4A] can't rename() file to a nonexistent parent directory + BOOST_TEST( !fs::is_directory( dir / "f1" ) ); + BOOST_TEST( !fs::exists( dir / "d3/f3" ) ); + renamer n4a( dir / "f1", dir / "d3/f3" ); + BOOST_TEST( CHECK_EXCEPTION( n4a, ENOENT ) ); + + // [case 4B] rename() file in same directory + BOOST_TEST( fs::exists( d1 / "f2" ) ); + BOOST_TEST( !fs::exists( d1 / "f50" ) ); + fs::rename( d1 / "f2", d1 / "f50" ); + BOOST_TEST( !fs::exists( d1 / "f2" ) ); + BOOST_TEST( fs::exists( d1 / "f50" ) ); + fs::rename( d1 / "f50", d1 / "f2" ); + BOOST_TEST( fs::exists( d1 / "f2" ) ); + BOOST_TEST( !fs::exists( d1 / "f50" ) ); + + // [case 4C] rename() file d1/f2 to d2/f3 + fs::rename( d1 / "f2", d2 / "f3" ); + BOOST_TEST( !fs::exists( d1 / "f2" ) ); + BOOST_TEST( !fs::exists( d2 / "f2" ) ); + BOOST_TEST( fs::exists( d2 / "f3" ) ); + BOOST_TEST( !fs::is_directory( d2 / "f3" ) ); + verify_file( d2 / "f3", "foobar1" ); + fs::rename( d2 / "f3", d1 / "f2" ); + BOOST_TEST( fs::exists( d1 / "f2" ) ); + + // [case 5A] rename() directory to nonexistent parent directory + BOOST_TEST( fs::exists( d1 ) ); + BOOST_TEST( !fs::exists( dir / "d3/d5" ) ); + BOOST_TEST( !fs::exists( dir / "d3" ) ); + renamer n5a( d1, dir / "d3/d5" ); + BOOST_TEST( CHECK_EXCEPTION( n5a, ENOENT ) ); + + // [case 5B] rename() on directory + fs::path d3( dir / "d3" ); + BOOST_TEST( fs::exists( d1 ) ); + BOOST_TEST( fs::exists( d1 / "f2" ) ); + BOOST_TEST( !fs::exists( d3 ) ); + fs::rename( d1, d3 ); + BOOST_TEST( !fs::exists( d1 ) ); + BOOST_TEST( fs::exists( d3 ) ); + BOOST_TEST( fs::is_directory( d3 ) ); + BOOST_TEST( !fs::exists( d1 / "f2" ) ); + BOOST_TEST( fs::exists( d3 / "f2" ) ); + fs::rename( d3, d1 ); + BOOST_TEST( fs::exists( d1 ) ); + BOOST_TEST( fs::exists( d1 / "f2" ) ); + BOOST_TEST( !fs::exists( d3 ) ); + + // [case 5C] rename() rename and move d1 to d2 / "d20" + BOOST_TEST( fs::exists( d1 ) ); + BOOST_TEST( !fs::exists( d2 / "d20" ) ); + BOOST_TEST( fs::exists( d1 / "f2" ) ); + fs::rename( d1, d2 / "d20" ); + BOOST_TEST( !fs::exists( d1 ) ); + BOOST_TEST( fs::exists( d2 / "d20" ) ); + BOOST_TEST( fs::exists( d2 / "d20" / "f2" ) ); + fs::rename( d2 / "d20", d1 ); + BOOST_TEST( fs::exists( d1 ) ); + BOOST_TEST( !fs::exists( d2 / "d20" ) ); + BOOST_TEST( fs::exists( d1 / "f2" ) ); + + // remove() file + file_ph = dir / "shortlife"; + BOOST_TEST( !fs::exists( file_ph ) ); + create_file( file_ph, "" ); + BOOST_TEST( fs::exists( file_ph ) ); + BOOST_TEST( !fs::is_directory( file_ph ) ); + BOOST_TEST( fs::remove( file_ph ) ); + BOOST_TEST( !fs::exists( file_ph ) ); + BOOST_TEST( !fs::remove( "no-such-file" ) ); + BOOST_TEST( !fs::remove( "no-such-directory/no-such-file" ) ); + + // remove() directory + d1 = dir / "shortlife_dir"; + BOOST_TEST( !fs::exists( d1 ) ); + fs::create_directory( d1 ); + BOOST_TEST( fs::exists( d1 ) ); + BOOST_TEST( fs::is_directory( d1 ) ); + BOOST_TEST( BOOST_FS_IS_EMPTY( d1 ) ); + bad_remove_dir = dir; + BOOST_TEST( CHECK_EXCEPTION( bad_remove, ENOTEMPTY ) ); + BOOST_TEST( fs::remove( d1 ) ); + BOOST_TEST( !fs::exists( d1 ) ); + + if ( create_symlink_ok ) // only if symlinks supported + { + // remove() dangling symbolic link + fs::path link( "dangling_link" ); + fs::remove( link ); // remove any residue from past tests + BOOST_TEST( !fs::is_symlink( link ) ); + BOOST_TEST( !fs::exists( link ) ); + fs::create_symlink( "nowhere", link ); + BOOST_TEST( !fs::exists( link ) ); + BOOST_TEST( fs::is_symlink( link ) ); + BOOST_TEST( fs::remove( link ) ); + BOOST_TEST( !fs::is_symlink( link ) ); + + // remove() self-refering symbolic link + link = "link_to_self"; + fs::remove( link ); // remove any residue from past tests + BOOST_TEST( !fs::is_symlink( link ) ); + BOOST_TEST( !fs::exists( link ) ); + fs::create_symlink( link, link ); + BOOST_TEST( fs::remove( link ) ); + BOOST_TEST( !fs::exists( link ) ); + BOOST_TEST( !fs::is_symlink( link ) ); + + // remove() cyclic symbolic link + link = "link_to_a"; + fs::path link2( "link_to_b" ); + fs::remove( link ); // remove any residue from past tests + fs::remove( link2 ); // remove any residue from past tests + BOOST_TEST( !fs::is_symlink( link ) ); + BOOST_TEST( !fs::exists( link ) ); + fs::create_symlink( link, link2 ); + fs::create_symlink( link2, link ); + BOOST_TEST( fs::remove( link ) ); + BOOST_TEST( fs::remove( link2 ) ); + BOOST_TEST( !fs::exists( link ) ); + BOOST_TEST( !fs::exists( link2 ) ); + BOOST_TEST( !fs::is_symlink( link ) ); + + // remove() symbolic link to file + file_ph = "link_target"; + fs::remove( file_ph ); // remove any residue from past tests + BOOST_TEST( !fs::exists( file_ph ) ); + create_file( file_ph, "" ); + BOOST_TEST( fs::exists( file_ph ) ); + BOOST_TEST( !fs::is_directory( file_ph ) ); + BOOST_TEST( fs::is_regular_file( file_ph ) ); + link = "non_dangling_link"; + fs::create_symlink( file_ph, link ); + BOOST_TEST( fs::exists( link ) ); + BOOST_TEST( !fs::is_directory( link ) ); + BOOST_TEST( fs::is_regular_file( link ) ); + BOOST_TEST( fs::is_symlink( link ) ); + BOOST_TEST( fs::remove( link ) ); + BOOST_TEST( fs::exists( file_ph ) ); + BOOST_TEST( !fs::exists( link ) ); + BOOST_TEST( !fs::is_symlink( link ) ); + BOOST_TEST( fs::remove( file_ph ) ); + BOOST_TEST( !fs::exists( file_ph ) ); + } + + // write time tests + + file_ph = dir / "foobar2"; + create_file( file_ph, "foobar2" ); + BOOST_TEST( fs::exists( file_ph ) ); + BOOST_TEST( !fs::is_directory( file_ph ) ); + BOOST_TEST( fs::is_regular_file( file_ph ) ); + BOOST_TEST( fs::file_size( file_ph ) == 7 ); + verify_file( file_ph, "foobar2" ); + + // Some file system report last write time as local (FAT), while + // others (NTFS) report it as UTC. The C standard does not specify + // if time_t is local or UTC. + + std::time_t ft = fs::last_write_time( file_ph ); + std::cout << "\nUTC last_write_time() for a file just created is " + << std::asctime(std::gmtime(&ft)) << std::endl; + + std::tm * tmp = std::localtime( &ft ); + std::cout << "\nYear is " << tmp->tm_year << std::endl; + --tmp->tm_year; + std::cout << "Change year to " << tmp->tm_year << std::endl; + fs::last_write_time( file_ph, std::mktime( tmp ) ); + std::time_t ft2 = fs::last_write_time( file_ph ); + std::cout << "last_write_time() for the file is now " + << std::asctime(std::gmtime(&ft2)) << std::endl; + BOOST_TEST( ft != fs::last_write_time( file_ph ) ); + + + std::cout << "\nReset to current time" << std::endl; + fs::last_write_time( file_ph, ft ); + double time_diff = std::difftime( ft, fs::last_write_time( file_ph ) ); + std::cout + << "original last_write_time() - current last_write_time() is " + << time_diff << " seconds" << std::endl; + BOOST_TEST( time_diff >= -60.0 && time_diff <= 60.0 ); + + // post-test cleanup + BOOST_TEST( fs::remove_all( dir ) != 0 ); + // above was added just to simplify testing, but it ended up detecting + // a bug (failure to close an internal search handle). + BOOST_TEST( !fs::exists( dir ) ); + BOOST_TEST( fs::remove_all( dir ) == 0 ); + + return ::boost::report_errors(); +} // main + |